Given the popularity of this plugin, it has been taken in as a Highcharts module since v5.0.11 (2017-05-04), and development continues in the official Highcharts repo. This means it can be loaded from code.highcharts.com and is available with the Highcharts npm package. Issues should now be reported in the Highcharts repo.
This repository was archived by the owner on May 29, 2018. It is now read-only.